ABC26PH0390 · Electrochemistry

Subject: Physical Chemistry · Chapter: Electrochemistry · Topic: Electrochemistry – General · Exam: GATE 2005-2021 · Marks: 2 · Difficulty: Medium

In the mixture obtained by mixing $25.0 \mathrm{mL} 1.2 \times 10^{-3} \mathrm{M} \mathrm{MnCl}_{2}$ and 35.0 mL of $6.0 \times 10^{-4} \mathrm{M} \mathrm{KCl}$ solution, the concentrations (M) of $\mathrm{Mn}^{2+}, \mathrm{K}^{+}$and $\mathrm{Cl}^{-}$ions respectively are
(a)$6.0 \times 10^{-4}, 3.0 \times 10^{-4}, 1.5 \times 10^{-3}$
(b)$6.0 \times 10^{-4}, 3.0 \times 10^{-4}, 9.0 \times 10^{-4}$
(c)$5.0 \times 10^{-4}, 3.5 \times 10^{-4}, 1.35 \times 10^{-3}$
(d)$5.0 \times 10^{-4}, 3.5 \times 10^{-4}, 8.5 \times 10^{-4}$
Answer
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